Seiko Cal. 4430 - 247

This Kinetic model from 1980 features a 36mm Hardlex-Coated Steel case. Powered by the 4430 caliber with 33j jewels beating at 28,800 bph, it delivers a 37 hours power reserve. [seikata-wm-44a3ca03da10]

Also known as: Baby Tuna, Emperor

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

11.9mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Black

Jewels

33j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1980

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